Checkpoint Odysseus local update

static/js/modelPicker.js

@@ -121,7 +121,7 @@ async function _ensureDefaultPendingChat() {
   if (!_deps || _defaultChatPickInFlight) return;
   if (_deps.getCurrentSessionId && _deps.getCurrentSessionId()) return;
   const pending = _deps.getPendingChat && _deps.getPendingChat();
-  if (pending && pending.modelId) return;
+  if (pending && pending.modelId && pending.source === 'manual') return;
   _defaultChatPickInFlight = true;
   try {
     await _ensureModelCacheForFallback();
@@ -131,20 +131,26 @@ async function _ensureDefaultPendingChat() {
       if (res.ok) dc = await res.json();
     } catch (_) {}
     if (dc && dc.endpoint_url && dc.model && _modelExists(dc.model, dc.endpoint_url)) {
+      const pendingUrl = String((pending && pending.url) || '').replace(/\/+$/, '');
+      const defaultUrl = String(dc.endpoint_url || '').replace(/\/+$/, '');
       _deps.setPendingChat({
         url: dc.endpoint_url,
         modelId: dc.model,
         endpointId: dc.endpoint_id || '',
+        source: 'default',
       });
       try { window.__odysseusDefaultChat = dc; } catch (_) {}
-      updateModelPicker();
+      if (!pending || pending.modelId !== dc.model || pendingUrl !== defaultUrl || pending.source !== 'default') {
+        updateModelPicker();
+      }
       return;
     }
+    if (pending && pending.modelId) return;
     // No configured default, or the configured default is gone/offline:
     // preserve the convenience fallback and keep the picker usable.
     const fallback = _firstAvailableModel();
     if (fallback) {
-      _deps.setPendingChat(fallback);
+      _deps.setPendingChat({ ...fallback, source: 'fallback' });
       updateModelPicker();
     }
   } finally {
@@ -564,7 +570,7 @@ function _initModelPickerDropdown() {
     }
     if (!currentSessionId && _pendingChat) {
       // Already have a deferred session — just update the model
-      _deps.setPendingChat({ url: m.url, modelId: m.mid, endpointId: m.endpointId });
+      _deps.setPendingChat({ url: m.url, modelId: m.mid, endpointId: m.endpointId, source: 'manual' });
       // Header stays as session name — model switch only updates picker
       updateModelPicker();
       uiModule.showToast(`Using ${m.display}`);
@@ -607,7 +613,7 @@ function _initModelPickerDropdown() {
     if ((current && current.model) || (pending && pending.modelId)) return;
 
     if (window.modelsModule && window.modelsModule.refreshModels) {
-      try { await window.modelsModule.refreshModels(true); } catch (_) {}
+      try { await window.modelsModule.refreshModels(false); } catch (_) {}
     }
     const items = window.modelsModule && window.modelsModule.getCachedItems ? window.modelsModule.getCachedItems() : [];
     const targetEndpointId = detail.endpointId ? String(detail.endpointId) : '';
@@ -656,12 +662,6 @@ function _initModelPickerDropdown() {
           updateModelPicker();
         }).catch(() => {});
       }
-      // Kick off a local-endpoint probe — when it returns, re-render
-      // the list so stale local servers get dimmed. Cloud entries
-      // aren't probed; they stay visible.
-      _refreshLocalProbe().then(() => {
-        if (!menu.classList.contains('hidden')) _populate(search.value || '');
-      });
       if (window.innerWidth >= 768) search.focus();
       // Hide scroll button so it doesn't overlap
       const _scrollBtn = document.getElementById('scroll-bottom-btn');
@@ -755,18 +755,6 @@ export function updateModelPicker() {
   // we have no session model and no pending-chat pick, fall through to
   // the "Select model" placeholder below.
   //
-  // But if the server model cache already has an online endpoint, make the
-  // same safe fallback visible in the picker immediately. The send path can
-  // already resolve a usable model; the UI should not sit on "Select model"
-  // and make it look broken.
-  if (!modelId && !currentSessionId && window.modelsModule && window.modelsModule.getCachedItems) {
-    const fallback = _firstAvailableModel();
-    if (fallback) {
-      _deps.setPendingChat(fallback);
-      modelId = fallback.modelId;
-    }
-  }
-
   // Check if selected model is still available — fall back ONLY for pending chats with no user selection
   // Never override an existing session's model — the user explicitly chose it
   if (modelId && !currentSessionId && _pendingChat && window.modelsModule && window.modelsModule.getCachedItems) {
@@ -781,11 +769,18 @@ export function updateModelPicker() {
       const fallback = items.find(item => !item.offline && (item.models || []).length > 0);
       if (fallback) {
         modelId = fallback.models[0];
-        _deps.setPendingChat({ url: fallback.url, modelId, endpointId: fallback.endpoint_id });
+        _deps.setPendingChat({ url: fallback.url, modelId, endpointId: fallback.endpoint_id, source: 'fallback' });
       }
     }
   }
-  if (!modelId && !_autoSelectingDefault && window.modelsModule && window.modelsModule.getCachedItems) {
+  const latestPending = _deps.getPendingChat && _deps.getPendingChat();
+  if (
+    !currentSessionId &&
+    !_autoSelectingDefault &&
+    window.modelsModule &&
+    window.modelsModule.getCachedItems &&
+    (!modelId || (latestPending && latestPending.source === 'fallback'))
+  ) {
     _ensureDefaultPendingChat();
   }